111142040515000 has 160 divisors (see below), whose sum is σ = 285985647486000. Its totient is φ = 40144040960000.

The previous prime is 111142040514949. The next prime is 111142040515069. The reversal of 111142040515000 is 515040241111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1413912 + ... + 14976088.

Almost surely, 2^{111142040515000} is an apocalyptic number.

111142040515000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111142040515000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142992823743000).

111142040515000 is an abundant number, since it is smaller than the sum of its proper divisors (174843606971000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111142040515000 is a wasteful number, since it uses less digits than its factorization.

111142040515000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13562363 (or 13562344 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 25.

Adding to 111142040515000 its reverse (515040241111), we get a palindrome (111657080756111).

The spelling of 111142040515000 in words is "one hundred eleven trillion, one hundred forty-two billion, forty million, five hundred fifteen thousand".